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प्रश्न
In an a.c. generator the speed at which the coil rotates is doubled. How would this affect
- the frequency of output voltage,
- the maximum output voltage is doubled.
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उत्तर
- In an a.c generator, if the speed at which the coil rotates is doubled, the frequency is also doubled.
- The maximum output voltage is also doubled.
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संबंधित प्रश्न
The device used for producing electric current is called a ______.
Name the phenomenon which is made use of in an electric generator.
What change should be made in an a.c. generator so that it may become a d.c. generator?
State two ways in the which the current alternating current and direct current?
Each one of the following changes will increase emf (or voltage) in a simple generator except:
(a) increasing the number of turns in the armature coil
(b) winding the coil on a soft iron armature
(c) increasing the size of the gap in which the armature turns
(d) increasing the speed of rotation
The frequency of alternating current (a.c.) supply in India is:
(a) 0 Hz
(b) 50 Hz
(c) 60 Hz
(d) 100 Hz
Suggest two ways in an a.c. generator to produce a higher e.m.f.
Explain the construction and working of the following. Draw a neat diagram and label it.
Electric Generator (AC)
Draw a neat labeled diagram of an A.C. generator
Explain the construction and working of an electric generator (AC) with the help of a neat diagram.
